RCSB PDB - MET Ligand Summary Page

MET

METHIONINE

Created:1999-07-08
Last modified:  2024-09-27

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Chemical Details

Formal Charge0
Atom Count20
Chiral Atom Count1
Bond Count19
Aromatic Bond Count0
2D diagram of MET

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Chemical Component Summary

NameMETHIONINE
Systematic Name (OpenEye OEToolkits)(2S)-2-amino-4-methylsulfanyl-butanoic acid
FormulaC5 H11 N O2 S
Molecular Weight149.211
TypeL-PEPTIDE LINKING

Chemical Descriptors

TypeProgramVersionDescriptor
SMILESACDLabs10.04O=C(O)C(N)CCSC
SMILESCACTVS3.341CSCC[CH](N)C(O)=O
SMILESOpenEye OEToolkits1.5.0CSCCC(C(=O)O)N
Canonical SMILESCACTVS3.341 CSCC[C@H](N)C(O)=O
Canonical SMILESOpenEye OEToolkits1.5.0 CSCC[C@@H](C(=O)O)N
InChIInChI1.03 InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChIKeyInChI1.03 FFEARJCKVFRZRR-BYPYZUCNSA-N

Drug Info: DrugBank

DrugBank IDDB00134 
NameMethionine
Groups
  • nutraceutical
  • approved
DescriptionA sulfur containing essential amino acid that is important in many body functions. It is a chelating agent for heavy metals.
Synonyms
  • L-(−)-methionine
  • (S)-2-amino-4-(methylthio)butyric acid
  • Met
  • M
  • (S)-2-amino-4-(methylthio)butanoic acid
Brand Names
  • Formula Cw
  • Smofkabiven
  • Women's Biomultiple Vitamin and Mineral Supplement
  • Aminosyn II In Dextrose Injection
  • 4.25% Amino Acid Injection Without Electrolytes In 20% Dextrose Quickmix
IndicationUsed for protein synthesis including the formation of SAMe, L-homocysteine, L-cysteine, taurine, and sulfate.
Categories
  • Amino Acids
  • Amino Acids, Essential
  • Amino Acids, Neutral
  • Amino Acids, Peptides, and Proteins
  • Amino Acids, Sulfur
ATC-CodeV03AB26
CAS number63-68-3

Drug Targets

NameTarget SequencePharmacological ActionActions
Methionine synthase reductaseMRRFLLLYATQQGQAKAIAEEICEQAVVHGFSADLHCISESDKYDLKTET...unknownproduct of
Methionine synthaseMSPALQDLSQPEGLKKTLRDEINAILQKRIMVLDGGMGTMIQREKLNEEH...unknownproduct of
Methionine aminopeptidase 2MAGVEEVAASGSHLNGDLDPDDREEGAASTAEEAAKKKRRKKKKSKGPSA...unknownproduct of
Betaine--homocysteine S-methyltransferase 1MPPVGGKKAKKGILERLNAGEIVIGDGGFVFALEKRGYVKAGPWTPEAAV...unknownproduct of
S-methylmethionine--homocysteine S-methyltransferase BHMT2MAPAGRPGAKKGILERLESGEVVIGDGSFLITLEKRGYVKAGLWTPEAVI...unknownproduct of
View More
Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison T, Liu P, Ly S, Frolkis A, Pon A, Banco K, Mak C, Neveu V, Djoumbou Y, Eisner R, Guo AC, Wishart DS. Nucleic Acids Res. 2011 Jan; 39 (Database issue):D1035-41. | PMID:21059682

Related Resource References

Resource NameReference
PubChem 6137, 6992087
ChEMBL CHEMBL42336
ChEBI CHEBI:57844, CHEBI:16643
CCDC/CSD METHCL01, BANPUC, WOYVIP, URODIP03, URODIP02, CONZIO01, VUQNAY, POVYOP, DLMETA08, DLMETA05, URODIP, FITLID, MOCXUX, METHCL, YUDDIM, LUDHEX, BERQIY, YIGMEI, FAPMAL, FAPMEP, VUQNAY01, BERNIV, FONJAU, ZATNUH, ZATJUD, ZATNOB, ZATJOX, DLMETA12, ZATMOA, ZATLUF
COD 2240074, 2205625, 7212710, 2008948